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DecodeContext

Struct DecodeContext 

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pub struct DecodeContext<'a> { /* private fields */ }
Expand description

Stateful resource budget shared by one complete protocol decode.

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impl<'a> DecodeContext<'a>

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pub const fn limits(&self) -> &Limits

Returns the immutable outer decoder policy.

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pub fn claim_records(&mut self, count: u32) -> Result<(), DecodeError>

Charges records against the aggregate budget before constructing them.

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pub fn claim_allocation(&mut self, bytes: u32) -> Result<(), DecodeError>

Charges bytes against the aggregate allocation budget before allocation.

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pub fn copy_bytes(&mut self, source: &[u8]) -> Result<Vec<u8>, DecodeError>

Charges and copies hostile bytes into owned storage.

Auto Trait Implementations§

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impl<'a> Freeze for DecodeContext<'a>

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impl<'a> RefUnwindSafe for DecodeContext<'a>

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impl<'a> Send for DecodeContext<'a>

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impl<'a> Sync for DecodeContext<'a>

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impl<'a> Unpin for DecodeContext<'a>

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impl<'a> UnsafeUnpin for DecodeContext<'a>

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impl<'a> UnwindSafe for DecodeContext<'a>

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.